{"name":"color_contrast","title":"WCAG Color Contrast Checker","category":"developer","description":"Contrast ratio between two hex colors plus WCAG 2.x AA/AAA pass/fail for normal and large text.","price_usd":0.001,"input_schema":{"type":"object","properties":{"foreground":{"type":"string","description":"Foreground hex color, e.g. '#111111' or '111'"},"background":{"type":"string","description":"Background hex color, e.g. '#FFFFFF' or 'fff'"}},"additionalProperties":false,"required":["foreground","background"]}}